Qualiseal Technology (QT) designs and manufactures custom mechanical seals for the aerospace industry and others that require unusual sealing performance with challenging parameters.  Our seals can be found worldwide on hundreds of aircraft, high performance air compressors, and other demanding sealing applications.

Since 1951, Qualiseal Technology, AS9100 certified, has served the aerospace and centrifugal air compressor industries.  Their applications require leading edge design along with “state of the art” manufacturing capabilities.

Popular Commercial Airliners, Military Fighters, Transports, Helicopters, Regional and Business Jets, and General Aviation Aircraft manufactured by Boeing, Airbus, Cessna, Lockheed Martin, Embraer, Bombardier, and others have QT seals, components and assemblies in critical applications.

Starters, Auxiliary Power Units, Gear Boxes, Fuel Systems, Hydraulics, Braking Systems, and Landing Gear are just a few of the locations you can find QT products.  Whether Commercial, Defense, or General Aviation; Qualiseal Technology offers your sealing solution.

Other Qualiseal capabilities include full service machining, assembly, static and dynamic testing, and complete control of ancillary services such as non-destructive testing, heat treatment and plating.